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Re: [Xen-users] how to optimize CentOS XEN dom0?

To: Rudi Ahlers <Rudi@xxxxxxxxxxx>
Subject: Re: [Xen-users] how to optimize CentOS XEN dom0?
From: Pasi Kärkkäinen <pasik@xxxxxx>
Date: Wed, 23 Feb 2011 10:31:47 +0200
Cc: xen-users <xen-users@xxxxxxxxxxxxxxxxxxx>
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On Wed, Feb 23, 2011 at 01:29:17AM +0200, Rudi Ahlers wrote:
> Hi,
> I have a problematic CentOS XEN server and hope someone could point me
> in the right direction to optimize it a bit.
> The server runs on a Core2Quad 9300, with 8GB RAM (max motherboard can
> take, 1U chassis) on an Intel motherboard with a 1TB SATA HDD.
> dom0 is set to 512MB limit with a few small XEM VM's running:
> the server itself seems to eat up a lot of resources:

use "ps wfaux" and check what dom0 processes are using the memory.

You could also run "top" and sort by memory usage.

-- Pasi

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